Learn the Issues

Announcements for FCA Violations

Announcements about EPA's issued notice of violation (NOV) of the Clean Air Act (CAA) to FCA. The NOV alleges software that circumvents EPA emissions standards for certain air pollutants.

December 2020 MOVES Model Review Work Group Meeting Materials

December 2020 MOVES Model Review Work Group Meeting Materials.

Discover Fuel-Saving Tips

A list of simple steps for combating climate change while driving.

Light- and Medium-Duty Proposed Standards for Model Years 2027 and Later

EPA proposes to set new, more ambitious emissions standards for light- and medium-duty vehicles for model year (MY) 2027 and later.

Heavy-duty Greenhouse Gas “Phase 3” for Model Years 2027 and Later - Notice of Proposed Rulemaking

EPA proposes to set new, more ambitious emissions standards for heavy-duty vehicles for model year (MY) 2027 and later.

Kia Request for GHG Credit for Hanon A/C Compressor with Variable Orifice Valve Technology

Kia Motors Group represented by HATCI requests EPA approve an off-cycle greenhouse gas (GHG) credit for the use of Hanon A/C Compressor with Variable Orifice Valve (VO valve) Technologies applied to MY2021 and later HMC vehicles sold in the U.S.

Kia Request for GHG Credit for Gentherm Climate Control Seats

Kia Motors Group represented by HATCI requests EPA approve an off-cycle greenhouse gas (GHG) credit for the use of active Gentherm Climate Control Seat (CCS) technologies applied to MY12+ passenger cars and light trucks, front seating locations.

Hyundai Request for GHG Credit for Hanon A/C Compressor with Variable Orifice Valve Technology

Hyundai Motor Company represented by HATCI, requests that EPA approve an off-cycle greenhouse gas (GHG) credit for the use of Hanon A/C Compressor with Variable Orifice Valve (VO valve) Technologies applied to MY2021 and later HMC vehicles sold in the U.S.

Hyundai Request for GHG Credit for Gentherm Climate Control Seats

Hyundai Motor Company represented by HATCI, requests that EPA approve an off-cycle greenhouse gas (GHG) credit for the use of active Gentherm Climate Control Seat (CCS) technologies applied to MY12+ passenger cars and light trucks, front seating locations.

Manufacturer Tier 3 Questions and EPA Answers

This document contains a record of EPA responses to manufacturer questions received prior to October 16, 2015 with respect to implementation of the Tier 3 final rule intended to aid regulated parties in achieving compliance with regulations for light-duty

Selection and Oversight of Demolition Contractors and Consultants

Learn about important factors in selecting contractors and consultants, how to ensure proper oversight of them, and find relevant publications.

Basic Information on Fuel Economy Labeling

Basic fuel economy information about the fuel economy labels (window stickers) that appear on cars and light trucks.

Home Maintenance

WaterSense labeled homes allow families to enjoy all the comforts of home while using less water and energy and spending less money on utility bills.

Monitoring Information By Industry - Printing and Publishing

Stationary source emissions monitoring is required to demonstrate that a source is meeting the requirements in Federal or state rules. This page is about control techniques used to reduce pollutant emissions in the printing and publishing industry.

Air Emissions Monitoring for Permits

Operating permits document how air pollution sources will demonstrate compliance with emission limits and also how air pollution sources will monitor, either periodically or continuously, their compliance with emission limits and all other requirements.